Critical severity · published Jan 13, 2017
CVE-2016-2090
Off-by-one vulnerability in the fgetwln function in libbsd before 0.8.2 allows attackers to have unspecified impact via unknown vectors, which trigger a heap-based buffer overflow
9.8
CVSS
3.2%
EPSS
No
On KEV
Description
Off-by-one vulnerability in the fgetwln function in libbsd before 0.8.2 allows attackers to have unspecified impact via unknown vectors, which trigger a heap-based buffer overflow.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.2% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
FE
Fedora · Fedoraproject
24; 25 · source: NVD
LI
Libbsd · Freedesktop
before 0.8.2 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 16.04; 18.04; 19.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-2090
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-2090
Mailing List
http://www.openwall.com/lists/oss-security/2016/01/28/5
Third Party Advisory
https://blog.fuzzing-project.org/36-Heap-buffer-overflow-in-fgetwln-function-of-libbsd.html
Issue Tracking
https://bugs.freedesktop.org/show_bug.cgi?id=93881
Issue Tracking
https://cgit.freedesktop.org/libbsd/commit/?id=c8f0723d2b4520bdd6b9eb7c3e7976de726d7ff7
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/12/msg00036.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KJE5SPSX7HEKLZ34LUTZLXWPEL2K353/
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